add pix2struct-textcaps-q8_0.gguf — finetuned textcaps variant (promptless captioning); requires CrispEmbed with the T5 rel-bias decode fix

add pix2struct-textcaps-f16.gguf — finetuned textcaps variant (promptless captioning); requires CrispEmbed with the T5 rel-bias decode fix

docs: add provenance / EU AI Act Art. 53 note

Add Q8_0 quantization (from published f32; byte-identical greedy decode; CrispEmbed registry expects this filename)

Add model card

Add Pix2Struct base F32 GGUF (282M params, 1078 MB)

initial commit